Cost of installing a smart thermostat
Cost of installing a smart thermostat 2026
Installing a smart thermostat costs on average between €100 and €500, depending on the type of thermostat and the complexity of your central heating system. A smart thermostat is connected to your boiler and allows you to control your heating remotely via Wi-Fi and your smartphone. In this price guide, you will read exactly what determines the costs for installing a smart thermostat and what you should look out for.
Table of Contents
- What does installing a smart thermostat cost?
- Costs of smart thermostat by brand and type
- Price-determining factors for installing a smart thermostat
- Extra costs and surcharges
- How does the professional work when installing a smart thermostat?
- How can you save on installing a smart thermostat?
- Find the best professional for installing a smart thermostat
- Frequently asked questions about installing a smart thermostat
- Book a professional for installing a smart thermostat
- Useful links
What does installing a smart thermostat cost?
The costs for installing a smart thermostat average €300 including the device and installation. This amount includes both the appliance and the installation work by a professional. The range is usually between €300 and €450, with basic models available from €100 and advanced systems potentially reaching €500.
Overview of costs for installing a smart thermostat
| Description | Costs |
|---|---|
| Average costs | €300 |
| Average range | €300 to €450 |
| Minimum costs | €100 |
| Maximum costs | €500 |
This table reflects the total picture of what you can expect to pay. The minimum costs apply to a simple system with basic functionality, while the maximum costs relate to advanced smart thermostats with extensive capabilities.
Installation costs
| Type of installation | Costs |
|---|---|
| Fixed job price | €85 |
| Hourly rate | €65 to €80 per hour |
The contracted professionals use a fixed job price of €85 for the installation of a thermostat, which is common for standard installations. In more complex situations, work can be done on the basis of an hourly rate of €65 to €80 per hour. The final price depends on the type of heating system and the required connections.
All mentioned prices include 21% VAT and labour.
Costs of smart thermostat by brand and type
The costs for installing a smart thermostat depend heavily on the brand and the functionalities you desire. Honeywell thermostats are affordable options for those seeking basic control, while Google Nest models cost more but offer advanced learning functions and app integration.
Smart thermostat prices by brand
| Brand/Type | Price |
|---|---|
| Honeywell thermostat | €50 to €200 |
| Nest Thermostat (simpler model) | from €100 |
| Nest Thermostat (modern model) | €250 |
| Google Nest Learning Thermostat | €200 |
Prices per type of thermostat
| Type | Price |
|---|---|
| Programmable thermostat | €50 to €200 |
| Smart thermostat | €50 to €250 |
Price-determining factors for installing a smart thermostat
The costs for installing a smart thermostat vary per situation. Which type of thermostat you choose, how your heating system is set up, and when you have the job performed, together determine the total price.
Type of thermostat
A programmable thermostat without Wi-Fi costs from €50, while an advanced smart thermostat with learning functions and app control can cost up to €250. More functionalities such as automatic adjustment to your daily rhythm, controlling multiple zones, or energy reports mean more complex technology, which translates into a higher purchase price.
Brand
Premium brands such as Google Nest cost more than budget brands like Honeywell. This difference arises because premium brands invest in better sensors, more extensive software integration, and design.
Complexity of heating system
With older heating installations or systems with non-standard wiring, extra diagnosis and installation work is required. The professional must figure out which wires go to which connection, which takes more time than with modern, standardised systems. This increases labour costs.
C-wire installation
If your heating system does not have a C-wire (power wire), it must first be installed. This costs €50 to €100 extra. Without a C-wire, a smart thermostat cannot be continuously powered, which is necessary for Wi-Fi connection and advanced functions.
Urgent vs planned
Urgent jobs cost more because the professional has to adjust their schedule and reschedule other appointments. With planned work, they can work more efficiently and combine multiple jobs in one day, which reduces the price.
Weekend
Work at the weekend is more expensive than during the week. The professional works outside regular office hours, which justifies a surcharge. Plan your job on a weekday to save costs.
Replacement vs new installation
Replacing an existing smart thermostat costs €85 if the C-wire is already present. For a completely new installation with the addition of a C-wire, you pay more because extra electrical work is required at the boiler.
Region
In urban areas with higher overhead costs, rates may be slightly higher than in rural regions. This difference is limited but can save a few tens of euros on the final price.
Accessibility of thermostat and boiler
If the current thermostat or boiler is difficult to reach, for example, behind cupboards or in tight spaces, it takes more time to perform the job. More working time means higher labour costs.
Number of zones
If you want to control multiple zones separately (for example, upstairs and downstairs), you need extra thermostats or a multi-zone system. This increases both material costs and installation time, as multiple connections must be made.
Extra facilities
Consider installing sensors in different rooms, linking with smart radiator valves, or integration with an existing smart home system. These extra components require more configuration work and testing, which increases costs.
Preparation by the customer
Ensure that the workplace is clear, that you know where your boiler is, and that the old thermostat is easily accessible. Good preparation saves the professional time, which translates into lower labour costs.
Extra costs and surcharges
The costs for installing a smart thermostat can be higher due to specific situations. At Zoofy, you do not pay call-out charges.
- Installing a C-wire: If your central heating system does not have a C-wire, installing one costs €50 to €100 extra.
- Urgency surcharge: A surcharge often applies to urgent jobs because the professional must adjust their schedule.
- Weekend surcharge: Work at the weekend is more expensive than during the week.
How does the professional work when installing a smart thermostat?
The installation of a smart thermostat follows a fixed procedure.
- Inspection: The professional checks your current thermostat and heating system to determine if extra wiring like a C-wire is needed.
- Removing old thermostat: The existing thermostat is safely disconnected and removed from the wall.
- Checking wiring: The professional checks if all necessary wires are present.
- Mounting new thermostat: The smart thermostat is fixed to the wall and connected to the wiring.
- Linking with boiler: The professional connects the thermostat to your boiler.
- Configuration and Wi-Fi connection: The thermostat is configured and connected to your Wi-Fi network.
- Testing: The entire installation is tested. The job takes on average 30 to 60 minutes.
How can you save on installing a smart thermostat?
- Choose a thermostat that fits your situation: A basic model is cheaper and sufficient for most households.
- Check in advance if you have a C-wire: This prevents the extra costs of €50 to €100 for retrofitting.
- Plan the installation during the week: Avoid weekend and urgency surcharges.
- Ensure good accessibility: Clear the workspace so the professional can work faster.
- Book via Zoofy: You get a fixed rate in advance, without call-out charges.
Find the best professional for installing a smart thermostat
A smart thermostat must be correctly connected to your heating system to prevent malfunctions and higher energy costs.
- No call-out charges: You never pay extra for the professional's arrival.
- Fixed price in advance: You know exactly what the costs are.
- Quick booking: You can directly choose a time without the hassle of quotes.
- Payment via QR code: You only pay once the job is completed to your satisfaction.
- Reliable, vetted professionals: All professionals are screened for quality and reliability.
Frequently asked questions about installing a smart thermostat
What does it cost to install a thermostat?
The total costs average between €100 and €500. The fixed job price for installation is €85.
What are the installation costs of a smart thermostat?
Professionals use a fixed price of €85 for standard installations. Complex situations work on an hourly rate of €65 to €80.
Can I install a smart thermostat myself?
Technically possible, but a professional is recommended for a correct connection to your heating system.
What are the disadvantages of smart thermostats?
They have a higher purchase price and sometimes require extra wiring like a C-wire.
How long does it take to install a smart thermostat?
A standard installation takes 30 to 60 minutes.
Book a professional for installing a smart thermostat
Ready to have a smart thermostat installed? At Zoofy, you book a professional directly, without quotes and without call-out charges. You see exactly what it costs beforehand, and Zoofy connects you with a reliable, vetted professional. You only pay once the work is done.